Martinian, AE follis, Nicomedia. 321-324 AD.

DN M MARTINIANVS PF AVG, radiate, draped, cuirassed bust right.
IOVI CONS-ERVATORI, Jupiter standing left, chlamys across left 
shoulder, holding Victory on globe and eagle-tipped sceptre;
eagle with wreath at foot left, captive right.
X over II Mu in right field.

Mintmark SMN Gamma,

RIC VII Nicomedia 45; Cohen 3; Sear 15485.

Rated R4, extremely rare.

With permission of Roma Numismatics, auction IX, lot 825.